agent-card.json

SNTL DePIN Oracle — Base x402 Datalake

Pay-per-record intelligence
LIMIT 1 · ORDER BY MOST RECENT · GET ONLY (no POST)
x402 v2 · exact scheme · EIP-3009 USDC on Base mainnet

Payments settle in USDC on Base mainnet (eip155:8453, asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913) directly to the treasury address. Agent clients pay automatically — no keys, no subscriptions, no Solana.

Flat $0.05 per call. Every paid endpoint costs the same. One price, one decision. The unpaid call is never charged: settlement runs only after the record is served.

Free endpoints (discovery layer)

Paid endpoints ($0.05/call)